The nearby Boise City Airport provides air service to 23 U.S. cities. Twelve commercial airlines operate daily flights out of the airport. By car, Nampa is accessible via Interstate84. Greyhound provides bus service to Nampa.
Nampa is accessible from Interstate 84 via three interchanges and is relatively easy to navigate. Highway 45 extends through downtown Nampa toward the Snake River and Owyhee County. Roads in downtown Nampa are numbered, with avenues running north-south and streets running east-west. ValleyRide provides public transportation services for the Treasure Valley. Although ValleyRide provides transit service throughout Boise, they also provide fixed-line and door-to-door bus service in Nampa and Caldwell. The Ada County Highway District offers a commuters bus from Caldwell to Boise that stops in Nampa. The Treasure Valley Metro provides commuter service between Nampa, Meridian, and Boise during peak commute times.